Gibbons, W. J. (. J. (1970). Bovine medicine and surgery: A text and reference work. The work of seventy-one authors. Wheaton: American Veterinary Publications.
Dyfyniad Arddull ChicagoGibbons, W. J. (Walter J.). Bovine Medicine and Surgery: A Text and Reference Work. The Work of Seventy-one Authors. Wheaton: American Veterinary Publications, 1970.
Dyfyniad MLAGibbons, W. J. (Walter J.). Bovine Medicine and Surgery: A Text and Reference Work. The Work of Seventy-one Authors. Wheaton: American Veterinary Publications, 1970.
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